Package com.sun.star.comp.helper

Source Code of com.sun.star.comp.helper.Bootstrap

/*************************************************************************
*
*  $RCSfile: Bootstrap.java,v $
*
*  $Revision: 1.5 $
*
*  last change: $Author: jl $ $Date: 2002/01/22 10:49:27 $
*
*  The Contents of this file are made available subject to the terms of
*  either of the following licenses
*
*         - GNU Lesser General Public License Version 2.1
*         - Sun Industry Standards Source License Version 1.1
*
*  Sun Microsystems Inc., October, 2000
*
*  GNU Lesser General Public License Version 2.1
*  =============================================
*  Copyright 2000 by Sun Microsystems, Inc.
*  901 San Antonio Road, Palo Alto, CA 94303, USA
*
*  This library is free software; you can redistribute it and/or
*  modify it under the terms of the GNU Lesser General Public
*  License version 2.1, as published by the Free Software Foundation.
*
*  This library is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
*  Lesser General Public License for more details.
*
*  You should have received a copy of the GNU Lesser General Public
*  License along with this library; if not, write to the Free Software
*  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
*  MA  02111-1307  USA
*
*
*  Sun Industry Standards Source License Version 1.1
*  =================================================
*  The contents of this file are subject to the Sun Industry Standards
*  Source License Version 1.1 (the "License"); You may not use this file
*  except in compliance with the License. You may obtain a copy of the
*  License at http://www.openoffice.org/license.html.
*
*  Software provided under this License is provided on an "AS IS" basis,
*  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
*  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
*  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
*  See the License for the specific provisions governing your rights and
*  obligations concerning the Software.
*
*  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
*  Copyright: 2000 by Sun Microsystems, Inc.
*
*  All Rights Reserved.
*
*  Contributor(s): _______________________________________
*
*
************************************************************************/

package com.sun.star.comp.helper;


import com.sun.star.comp.loader.JavaLoader;

import com.sun.star.container.XSet;

import com.sun.star.uno.XComponentContext;
import com.sun.star.lang.XInitialization;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.lang.XMultiComponentFactory;
import com.sun.star.lang.XSingleServiceFactory;
import com.sun.star.lang.XSingleComponentFactory;

import com.sun.star.loader.XImplementationLoader;

import com.sun.star.uno.UnoRuntime;

import java.util.Hashtable;

/** Bootstrap offers functionality to obtain a context or simply
  a service manager.
  The service manager can create a few basic services, whose implementations  are:
  <ul>
  <li>com.sun.star.comp.loader.JavaLoader</li>
  <li>com.sun.star.comp.urlresolver.UrlResolver</li>
  <li>com.sun.star.comp.bridgefactory.BridgeFactory</li>
  <li>com.sun.star.comp.connections.Connector</li>
  <li>com.sun.star.comp.connections.Acceptor</li>
  <li>com.sun.star.comp.servicemanager.ServiceManager</li>
  </ul>

  Other services can be inserted into the service manager by
  using its XSet interface:
  <pre>
    XSet xSet = (XSet)UnoRuntime.queryInterface( XSet.class, aMultiComponentFactory );
    // insert the service manager
    xSet.insert( aSingleComponentFactory );
  </pre>
*/ 
public class Bootstrap {
   
    private static void insertBasicFactories(
        XSet xSet, XImplementationLoader xImpLoader )
        throws Exception
    {
    // insert the factory of the loader       
    xSet.insert( xImpLoader.activate(
            "com.sun.star.comp.loader.JavaLoader", null, null, null ) );
   
    // insert the factory of the URLResolver       
    xSet.insert( xImpLoader.activate(
            "com.sun.star.comp.urlresolver.UrlResolver", null, null, null ) );
       
    // insert the bridgefactory
    xSet.insert( xImpLoader.activate(
            "com.sun.star.comp.bridgefactory.BridgeFactory", null, null, null ) );
       
    // insert the connector
        xSet.insert( xImpLoader.activate(
            "com.sun.star.comp.connections.Connector", null, null, null ) );
       
    // insert the acceptor
        xSet.insert( xImpLoader.activate(
            "com.sun.star.comp.connections.Acceptor", null, null, null ) );
    }
   
  /** Bootstraps an initial component context with service manager and basic
        jurt components inserted.
    @param context_entries the hash table contains mappings of entry names (type string) to
    context entries (type class ComponentContextEntry).
    @return a new context.
    */
  static public XComponentContext createInitialComponentContext( Hashtable context_entries )
        throws Exception
    {
    XImplementationLoader xImpLoader = (XImplementationLoader)UnoRuntime.queryInterface(
            XImplementationLoader.class, new JavaLoader() );
   
    // Get the factory of the ServiceManager
    XSingleComponentFactory smgr_fac = (XSingleComponentFactory)UnoRuntime.queryInterface(
            XSingleComponentFactory.class, xImpLoader.activate(
                "com.sun.star.comp.servicemanager.ServiceManager", null, null, null ) );
       
    // Create an instance of the ServiceManager
    XMultiComponentFactory xSMgr = (XMultiComponentFactory)UnoRuntime.queryInterface(
            XMultiComponentFactory.class, smgr_fac.createInstanceWithContext( null ) );
       
    // post init loader
    XInitialization xInit = (XInitialization)UnoRuntime.queryInterface(
            XInitialization.class, xImpLoader );
    Object[] args = new Object [] { xSMgr };
    xInit.initialize( args );
       
        // initial component context
        if (context_entries == null)
            context_entries = new Hashtable( 1 );
        // add smgr
        context_entries.put(
            "/singletons/com.sun.star.lang.theServiceManager",
            new ComponentContextEntry( null, xSMgr ) );
        // ... xxx todo: add standard entries
        XComponentContext xContext = new ComponentContext( context_entries, null );
       
        // post init smgr
    xInit = (XInitialization)UnoRuntime.queryInterface(
            XInitialization.class, xSMgr );
    args = new Object [] { null, xContext }; // no registry, default context
    xInit.initialize( args );
       
    XSet xSet = (XSet)UnoRuntime.queryInterface( XSet.class, xSMgr );
    // insert the service manager
    xSet.insert( smgr_fac );
        // and basic jurt factories
        insertBasicFactories( xSet, xImpLoader );
       
    return xContext;
  }
   
  /**
   * Bootstraps a servicemanager with the jurt base components registered.
   * <p>
   * @return     a freshly boostrapped service manager
   * @see        com.sun.star.lang.ServiceManager
   * @since       UDK2.08
   */
  static public XMultiServiceFactory createSimpleServiceManager() throws Exception
    {
        return (XMultiServiceFactory)UnoRuntime.queryInterface(
            XMultiServiceFactory.class, createInitialComponentContext( null ).getServiceManager() );
    }
}
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